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SAWAFUJI ELECTRIC CO LTD

Overview
  • Total Patents
    1,052
  • GoodIP Patent Rank
    25,272
  • Filing trend
    ⇧ 46.0%
About

SAWAFUJI ELECTRIC CO LTD has a total of 1,052 patent applications. It increased the IP activity by 46.0%. Its first patent ever was published in 1966. It filed its patents most often in Japan, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets electrical machinery and energy, engines, pumps and turbines and environmental technology are PILLER GMBH, BERGER GERHARD and WOLONG ELECTRIC GROUP CO LTD.

Patent filings per year

Chart showing SAWAFUJI ELECTRIC CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Akazawa Naoki 80
#2 Yoshioka Toru 71
#3 Fujisawa Yoshiaki 53
#4 Osada Masahiro 48
#5 Ogiwara Kazuyuki 40
#6 Kawakami Naoya 36
#7 Kimura Hideki 33
#8 Okuda Yukio 29
#9 Nemoto Kazumi 28
#10 Fukuda Masahiro 27

Latest patents

Publication Filing date Title
JP2020158122A Lid body support structure
JP2020088880A Motor control device and motor control method
JP2020048292A Outer rotor type motor rotor
JP2020043719A Motor control device and motor control method
JP2019170052A Motor control device and motor control method
JP2019088050A Motor control device and motor control method
JP2019033197A Heat dissipation structure in circuit board device
JP2019033560A Rotor structure in outer rotor-type electric motor
JP2019030095A Motor controller and motor control method
JP2020145766A Rotor structure of outer rotor type motor
JP2018156832A Transport machine with fuel cell system
JP2018081870A Fuel cell system and operation method thereof
JP2018080093A Hydrogen production device and method for driving hydrogen production device
JP2018026940A Stator structure in outer rotor multipolar generator
JP2018023218A Rotor structure in outer rotor type multi-polar generator
JP2017195690A Rotor structure in outer rotor type multipole generator
JP2017050922A Vibration type compressor
JP2015220809A Automatic voltage regulator for self-excited generator
JP2015216805A Automatic voltage regulator for self-excited generator
JP2015209823A Vibration type compressor